package com.atguigu.vod.service.impl;

import com.aliyun.vod.upload.impl.UploadVideoImpl;
import com.aliyun.vod.upload.req.UploadStreamRequest;
import com.aliyun.vod.upload.resp.UploadStreamResponse;
import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.vod.model.v20170321.DeleteVideoRequest;
import com.atguigu.commonutils.R;
import com.atguigu.servicebase.exceptionhandler.GuliException;
import com.atguigu.vod.service.VodService;
import com.atguigu.vod.utils.InitVodClient;
import com.atguigu.vod.utils.VodConstantUtils;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.io.InputStream;
import java.util.List;

/**
 * @author: 亚当
 * @date: 2022年06月30日 17:05
 * @package: com.atguigui.vod.service.impl
 * @Description: TODO
 */
@Service
public class VodServiceImpl implements VodService {
    @Value("${aliyun.vod.file.keyid}")
    private String accessKeyId;
    @Value("${aliyun.vod.file.keysecret}")
    private String accessKeySecret;
    //上传视频到阿里云
    @Override
    public String uploadVideoAliyun(MultipartFile file) {
        String fileName = file.getOriginalFilename();
        String title;
        title=fileName.substring(0,fileName.lastIndexOf("."));
        InputStream inputStream = null;
        try {
            inputStream = file.getInputStream();
        } catch (IOException e) {
            e.printStackTrace();
        }
        //title ：上传之后显示的名称。fileName： 上传文件原始名称。  inputStream ：上传文件输入流。
        UploadStreamRequest request = new UploadStreamRequest(VodConstantUtils.KEY_ID, VodConstantUtils.KEY_SECRET, title, fileName, inputStream);
        // request.setEcsRegionId("cn-shanghai");
        UploadVideoImpl uploader = new UploadVideoImpl();
        UploadStreamResponse response = uploader.uploadStream(request);
        //System.out.print("RequestId=" + response.getRequestId() + "\n");  //请求视频点播服务的请求ID
        String videoId=null;
        if (response.isSuccess()) {
            //System.out.print("VideoId=" + response.getVideoId() + "\n");
            videoId = response.getVideoId();
        } else { //如果设置回调URL无效，不影响视频上传，可以返回VideoId同时会返回错误码。其他情况上传失败时，VideoId为空，此时需要根据返回错误码分析具体错误原因
            /*System.out.print("VideoId=" + response.getVideoId() + "\n");
            System.out.print("ErrorCode=" + response.getCode() + "\n");
            System.out.print("ErrorMessage=" + response.getMessage() + "\n");*/
            videoId = response.getVideoId();
        }
        return videoId;
    }

    //删除多个阿里云视频的方法
    @Override
    public void removeMoreAliyunVideo(List videoIdList) {
        try {
            //初始化对象
            DefaultAcsClient client = InitVodClient.initVodClient(VodConstantUtils.KEY_ID, VodConstantUtils.KEY_SECRET);
            //创建视频的request对象
            DeleteVideoRequest request = new DeleteVideoRequest();
            //videoIdList 转换成1,2,3这种形式
            String join = StringUtils.join(videoIdList.toArray(), ",");
            request.setVideoIds(join);
            //调用初始化的方法实现删除
            client.getAcsResponse(request);
        }catch (Exception e){
            e.printStackTrace();
            throw new GuliException(20001,"删除阿里云视频异常!");
        }
    }
}
